Provisional diagnosis of large simple ovarian cyst was considered, in view of abdomopelvic mass in female, and non-visualization of right ovary separately.
Differential considerations:
- Hydatid cyst
- Omental cyst
- Pseudopancreatic cyst
- Duplication cyst
Final diagnosis and follow-up: Operative and histopathological diagnosis of right ovarian simple cyst was made. 20 liters of fluid was drained intra-operatively.